Davis will remain with the Skril Premier promotion hopefuls until January 4, 2014 and has been allowed to join the Kenilworth Road club in order to get games under his belt.
The 20-year-old, who is the son of Crewe boss Steve Davis, has not featured for the Vale first team this season.
Meanwhile, the Valiants have also loaned out development squad striker Dominic Dell. He has joined Skrill North side Worcester City on a deal until December 29.
- Sports & Recreation
- Steve Davis